His computer, which cost him a sum of money several weeks ago, is out of order and wants _______, though it looks very new. 

______ an important decision more on emotion than on reason, you will regret it sooner or later.

You can’t imagine what great difficulty I had _______ a ticket for Jay Chou’s concert in Zhengzhou.

Go to bed right away．Don’t forget you need to get up as early as you can ______ the early train．

He will keep ________ new ideas so he can help farmers around China.